#include <stdio.h>
#include <string.h>

enum {
    A = 0,
    B,
    C,
};
typedef struct student{
    int price;
} Student_s;

Student_s stu = {
    .price = A,
};

int main()
{   
    printf("===========\n");
    printf("=====%d======\n", stu.price);
    return 0;
}

